f (x) =1-x*sin 3x
f(-x) = 1-(-x)*sin 3*(-x) = 1-(-x)*(-sin (3x)) = 1-x*sin (3x)
Т.к. f(x)=f(-x) => функция чётная
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
f (x) =1-x*sin 3x
f(-x) = 1-(-x)*sin 3*(-x) = 1-(-x)*(-sin (3x)) = 1-x*sin (3x)
Т.к. f(x)=f(-x) => функция чётная